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690 Warren Ln
Active
+34

$5,478,000

|Est. $32,868/mo

690 Warren Ln, Key Biscayne, FL 33149

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4beds
4baths
3,549sqft
2000year built
ActiveResidentialSingle Family ResidenceLot 7,840 sqftHOA None127 DOMMLS# A12010108

Listed by: Brigitte Nachtigall 305-710-9664, One Sotheby's International Realty 305-365-2811

Source:Beaches MLS (RAPB)|MLS #A12010108

What's special

A truly exceptional Miami Modern Tropical residence set on a prime 8,010 SF corner lot, offering 3,549 SF of beautifully curated living space with 4 bedrooms and 3.5 bathrooms. Designed by architect Hervin Romney, a founding member of Arquitectonica, the home reflects a distinctive architectural vision inspired by the organic principles of Frank Lloyd Wright and the expressive forms of Antoni Gaudí, where art, design, and nature seamlessly converge. This residence captivates with its abundance of natural light, soaring high ceilings, fluid open spaces, and harmonious lines that create a sense of warmth, sophistication, and effortless flow throughout the main living areas. The beautifully remodeled kitchen and bar are a true centerpiece, featuring high-end appliances, premium finishes, refined craftsmanship, and a design that balances functionality with striking aesthetics. Step outside into your own private tropical retreat, where lush landscaping, graceful curved terraces, and a stunning swimming pool create an atmosphere of tranquility and escape. This outdoor sanctuary is perfect for both relaxation and entertaining. As an added privilege, the property includes membership to the Key Biscayne Beach Club, offering exclusive access to one of Miami’s most coveted coastal lifestyles. Key Biscayne is renowned for its pristine beaches, charming restaurants, and vibrant yet relaxed atmosphere—delivering a true island lifestyle just minutes from the city.

Bedrooms4
Bathrooms4
Year built2000
Home typeSingle Family Residence
Property subtypeResidential
Living area3,549 sqft
Lot size7,840 sqft
Pool featuresIn Ground
RegionKey Biscayne, FL
HOA feeNone
Price per square foot$1544/sqft
Date on market2026-04-30T00:00:00.000Z
MLS#A12010108

Preferred Brokerage Partner

Kinsfolk Realty

Kinsfolk Signature Realty

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Price history

DateEventPrice
2026-04-30T00:00:00.000ZListed for sale$5,478,000$1544/sqft

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